engine SSANGYONG MUSSO 2003 Service Manual

1B3-174 OM600 ENGINE MECHANICAL
OIL SPRAY NOZZLE
1 Fitting Sleeve
2 Oil Spray Nozzle
Disassembly Procedure
1. Remove oil pan or crankshaft.
2. Loose the bolt and then remove the nozzle.3 Combination Bolt ..................................... 10 Nm
A Oil Duct

OM600 ENGINE MECHANICAL 1B3-175
OIL PUMP
1 Oil Pump
2 Piston
3 Pressure Spring
4 Guide Pin5 Screw Plug
................................................ 50 Nm
6 Combination Bolt ...................................... 25 Nm
7 Oil Strainer
8 Bracket
Disassembly Procedure
1. Remove the oil pan.
2. Unscrew the mounting bolt of spracket.

1B3-176 OM600 ENGINE MECHANICAL
Tightening Torque 10 Nm
3. Unscrew the oil strainer bracket bolt.
4. Remove the oil pump.
5. Unscrew the screw plug and remove the relief valve.
6. Installation should follow the removal procedure in thereverse order.

OM600 ENGINE MECHANICAL 1B3-177
CYLINDER HEAD PRESSURE LEAKAGE TEST Preceding Work : Removal of the cylinder head Removal of the exhaust manifold Removal of the valve
1 Feed Pipe
2 Bolt
3 Return Connection
4 Gasket ................................................................ Replace
5 Coolant Gallery ................................................... Sealing
6 Pressure Measuring Plate ..................................Completely tight to the cylinder head
7 Cylinder Head .....................................................
Immerse with pressure measuring plate into warm water of approx. 60 °C and pressurize with compressed
airof 2 bar.
Notice If air bubbles are seen, replace the cylinderhead.
Tools Required
115 589 34 63 00 Pressure Measuring Plate 601 589 00 25 00 Suspension Device
UNIT REPAIR

1B3-178 OM600 ENGINE MECHANICALHeight ‘A’
(cylinder head surface - cylinder head cover surface) Minimum height after machiningPermissible unevenness of parting surface Permissible variation of parallelism (longitud. Direction) Peak-to-valley height
Valve arrears ‘a’
Prechamber protrusion
Service Data
In longitudinal direction In transverse direction Intake valve Exhaust valve
142.9 - 143.1mm
142.5mm0.08mm0.0mm
Max. 0.1mm
0.0017mm
0.1 - 0.7mm 0.1 - 0.7mm 7.6 - 8.1mm
FACING CYLINDER HEAD MATING SURFACE
Preceding Work : Removal of prechamber Cylinder head pressure leakage test
1 Valve
2 Cylinder Head
3 Prechamber
A Height of Cylinder Head B Longitudinal Direction
C Transverse Direction
a Valve Arrears
b Prechamber Protrusion

OM600 ENGINE MECHANICAL 1B3-179
Measurement Procedure
1. Measure height ‘A’ .
Limit 142.5 mm
Notice If the height is less than 142.5mm, replace the cylinder head.
2. Insert the valve (1) and measure valve arrears ‘a’.
Valve Arrears ‘a’ 0.1 - 0.7 mm
Notice If out of standard, machine the valve seat.
3. Install the prechamber and measure protrusion ‘C’.
Protrusion ‘C’ 7.6 - 8.1mm
4. Assemble the engine and check the valve timing.

1B3-180 OM600 ENGINE MECHANICAL
REPLACEMENT OF CRANKCASE CORE PLUG Left
Right
Core plug .......................................................
34mm
OM661LA - 2EA OM662LA - 3EA Core plug
....................................................... 34mm
OM661LA - 2EAOM662LA - 3EA
Core plug .......................................................
17mm
OM661LA - 1EA OM662LA - 1EA Core plug
....................................................... 34mm
OM661LA - 1EAOM662LA - 1EA
Left
Right

OM600 ENGINE MECHANICAL 1B3-181
Tools Required 102 589 00 15 00 Drift 102 589 12 15 00 Drift Replacement Procedure
1. Completely drain the coolant.
2. Remove any parts which impede access.(Example : transmission, injection pump)
3. Place the screwdriver to the deepdrawn edge of the core plug and pull forward and then rotate 90 °.
4. Pull out the core plug with pliers.
5. Thoroughly clean the sealing surface and apply Loctite 241.
6. Install the new core plug by using a drift. Drift 102 589 00 15 00 (F34) Drift 102 589 12 15 00 (F17)
7. Install the removed parts and fill the coolant. Notice The adhesive must be allowed to harden for about 45 minutes before filling of coolant.
8. Warm up the engine and check the coolant for leaks.

1B3-182 OM600 ENGINE MECHANICAL Service Data
Height ‘Y’
Permissible unevenness of contacting surface Permissible roughness upper contacting surface Permissible variation of parallelism of crankcase uppersurface to lower surface in longitudinal directionPiston protrusion at TDC to crankcase upper surface
In longitudinal direction (B) In transverse direction (C) Min. 299.62 mm
0.06 mm 0.06 mm
0.0006 - 0.0016 mm 0.05 mm
0.965 mm0.735 mm
Max. Min.
FACING CRANKCASE CONTACTING SURFACE
1 Crankcase
2 Crankcase Contacting Surface
Y Height (crankcase upper surface - crankcase lower surface) B Longitudinal Direction
C Transverse Direction H Chamfer Heightb Chamfer Angle

OM600 ENGINE MECHANICAL 1B3-183
OIL GALLERY STEEL BALL Preceding Work : Removal of cooling fan Removal of the coolant pump housing Removal of the flywheel and driven plate
1 Steel Ball.................................................15mm 2 Screw Plug ............................... Loctite 241,50Nm
Notice The screw plug (2) has to be installed as a repair solution if the steel ball (1) is leaking.